Those who have shared a living space with more than one cat knows that they can absolutely fight just like human siblings do. I have two cats, and sometimes, they're best friends who sleep all ...

This bond is a product of years of co-evolution that has nurtured ... of the same signals that they use with other cats when interacting with humans, such as: Raising their tails upright as ...

The Noonan lab at Yale University is focused on understanding how HARs contribute to the evolution of uniquely human brain features.